Ahmad M. Aboalkhair, E.-E. El-Hosseiny, Mohammad A. Zayed, Tamer Elbayoumi, Mohamed Ibrahim, and A. M. Elshehawey, “Estimating concealment behavior via innovative and effective randomized response model”, Stat., optim. inf. comput., vol. 14, no. 1, pp. 183-192, Apr. 2025.